Bilumen catheter



FIG. 1 is a perspective view of a bilumen catheter showing our new design;

FIG. 2 is a front end elevational view thereof;

FIG. 3 is a rear end elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a side elevational view thereof the other side being a mirror image; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design of a bilumen catheter, as shown and described. 